Historical weather data, all-time temperature records, and monthly climate averages for Fort Pierce, FL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Fort Pierce runs warm but not scorching — 125 years of data puts the average high at 80° with a low of 62°. The date has seen some wild swings though, from a 92° scorcher in 2023 down to a jaw-dropping 41° low back in 1987. Rain is unlikely, with only a 22% historical chance of any precipitation.
Fort Pierce has seen it all over its 125-year record book — from a 101° broiler on June 28, 1950, to a shocking 19° freeze on January 22, 1985. The wettest single day on record dumped an incredible 13.85 inches on September 10, 2017, a reminder that hurricane season here is no joke.
Fort Pierce is warm year-round, with highs never dipping below 73° even in the coolest weeks of January. Summer peaks in mid-July with average highs of 90°, while late September is the wettest stretch of the year, averaging over two inches in a single week. If you're chasing sunshine and mild temps, the spring months — March through May — hit a sweet spot before the heat and humidity of summer fully arrive.